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To save our bandwidth, we show only a snippet of code around each occurence of the hook. View complete file in SVN (without highlighting).
The best way to understand what a hook does is to look at where it occurs in the source code.
do_action( "hook_name" )apply_filters( "hook_name", "what_to_filter" ).Remember, this hook may occur in more than one file. Moreover, the hook's context may change from version to version.
| Line | Code |
|---|---|
| 554 | return false; |
| 555 | } |
| 556 | |
| 557 | $pass_frag = substr($user->user_pass, 8, 4); |
| 558 | |
| 559 | $key = wp_hash($username . $pass_frag . '|' . $expiration, $scheme); |
| 560 | $hash = hash_hmac('md5', $username . '|' . $expiration, $key); |
| 561 | |
| 562 | if ( $hmac != $hash ) { |
| 563 | do_action('auth_cookie_bad_hash', $cookie_elements); |
| 564 | return false; |
| 565 | } |
| 566 | |
| 567 | if ( $expiration < time() ) // AJAX/POST grace period set above |
| 568 | $GLOBALS['login_grace_period'] = 1; |
| 569 | |
| 570 | do_action('auth_cookie_valid', $cookie_elements, $user); |
| 571 | |
| 572 | return $user->ID; |